<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <button id="btn1">click</button>
    <script>
      document.getElementById("btn1").onclick = (e) => {
        console.log("shiftKey", e.shiftKey);
        console.log("altKey", e.altKey);
        console.log("ctrlKey", e.ctrlKey);
        console.log("metaKey", e.metaKey);
        if (e.ctrlKey & e.altKey & e.ctrlKey) {
          console.log("hello jack");
        }
      };
    </script>
  </body>
</html>
